Home / 20,241,998.20-27,934,623.66-11,074,431.16

Finding the Fourth Proportional to 20,241,998.20, 27,934,623.66 and 11,074,431.16

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Solution

The fourth proportional to 20,241,998.20, 27,934,623.66 and 11,074,431.16 is: 15,283,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241,998.20 : 27,934,623.66 = 11,074,431.16 : x
  2. Step 2: Convert to fraction form
    20,241,998.20/27,934,623.66 = 11,074,431.16/x
  3. Step 3: Cross multiply
    20,241,998.20x = 27,934,623.66 × 11,074,431.16
  4. Step 4: Simplify right side
    20,241,998.20x = 309,360,066,703,177.25
  5. Step 5: Solve for x
    x = 309,360,066,703,177.25/20,241,998.20
  6. Step 6: Final answer
    x = 15,283,079.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.